Portable wine glass



FIG. 1 is a perspective view of a portable wine glass, in a closed position, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof;

FIG. 7 is a bottom view thereof;

FIG. 8 is a perspective view of the portable wine glass, in an open position; and,

FIG. 9 is an exploded view thereof. 

CLAIM The ornamental design for a portable wine glass, as shown and described. 